Home / 86,242.51-119,014.60-48,516.76

Finding the Fourth Proportional to 86,242.51, 119,014.60 and 48,516.76

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Solution

The fourth proportional to 86,242.51, 119,014.60 and 48,516.76 is: 66,953.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,242.51 : 119,014.60 = 48,516.76 : x
  2. Step 2: Convert to fraction form
    86,242.51/119,014.60 = 48,516.76/x
  3. Step 3: Cross multiply
    86,242.51x = 119,014.60 × 48,516.76
  4. Step 4: Simplify right side
    86,242.51x = 5,774,202,784.70
  5. Step 5: Solve for x
    x = 5,774,202,784.70/86,242.51
  6. Step 6: Final answer
    x = 66,953.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.